Evidence map›Paper›PMID 35688114›Full record

ArticleRedox biology2022

The antioxidant enzyme Peroxiredoxin-1 controls stroke-associated microglia against acute ischemic stroke.

Sinai Kim, Wonhyo Lee, Huiju Jo, Seong-Keun Sonn, Se-Jin Jeong, Seungwoon Seo, Joowon Suh, Jing Jin, Hyae Yon Kweon, Tae Kyeong Kim and 8 more

Open access · goldAbstract read
In one paragraph

Article in Redox biology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 87 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
87citing papers in PubMed, 1 pooled it
9.5field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

87 citing papers in PubMed, 1 synthesis or guideline pooled it, 116 citations in OpenAlex.

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  11. Single-cell RNA sequencing in stroke and traumatic brain injury: Current achievements, challenges and future perspectives on transcriptomic profiling.Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism · 2026
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27 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

18 authors at 7 institutions in 2 countries.

Sinai KimHeart-Immune-Brain Network Research Center, Department of Life Science, Ewha Womans University, Seoul, 03760, Republic of Korea.
Wonhyo LeeDepartment of Biological Sciences, Ulsan National Institute of Science & Technology (UNIST), Ulsan, South Korea.
Huiju JoHeart-Immune-Brain Network Research Center, Department of Life Science, Ewha Womans University, Seoul, 03760, Republic of Korea.
Seong-Keun SonnHeart-Immune-Brain Network Research Center, Department of Life Science, Ewha Womans University, Seoul, 03760, Republic of Korea.
Se-Jin JeongCardiovascular Division, Department of Medicine, Washington University School of Medicine, St Louis, MO, USA.
Seungwoon SeoHeart-Immune-Brain Network Research Center, Department of Life Science, Ewha Womans University, Seoul, 03760, Republic of Korea.
Joowon SuhHeart-Immune-Brain Network Research Center, Department of Life Science, Ewha Womans University, Seoul, 03760, Republic of Korea.
Jing JinHeart-Immune-Brain Network Research Center, Department of Life Science, Ewha Womans University, Seoul, 03760, Republic of Korea.
Hyae Yon KweonHeart-Immune-Brain Network Research Center, Department of Life Science, Ewha Womans University, Seoul, 03760, Republic of Korea.
Tae Kyeong KimHeart-Immune-Brain Network Research Center, Department of Life Science, Ewha Womans University, Seoul, 03760, Republic of Korea.
Shin Hye MoonHeart-Immune-Brain Network Research Center, Department of Life Science, Ewha Womans University, Seoul, 03760, Republic of Korea.
Sejin JeonDepartment of Biological Sciences and Biotechnology Major in Bio-Vaccine Engineering Andong National University, Andong, South Korea.
Jong Woo KimMetabolic Regulation Research Center, Korea Research Institute of Bioscience and Biotechnology (KRIBB), Daejeon, 34141, South Korea; Department of Functional Genomics, University of Science and Technology (UST), Daejeon, South Korea.
Yu Ri KimKM Convergence Research Division, Korea Institute of Oriental Medicine 1672, Yuseong-daero, Yuseong-gu, Daejeon, 34054, Republic of Korea.
Eun-Woo LeeMetabolic Regulation Research Center, Korea Research Institute of Bioscience and Biotechnology (KRIBB), Daejeon, 34141, South Korea; Department of Functional Genomics, University of Science and Technology (UST), Daejeon, South Korea.
Hwa Kyoung ShinDepartment of Korean Medical Science, School of Korean Medicine, Pusan National University, Yangsan, Gyeongnam, 50612, Republic of Korea.
Sung Ho ParkDepartment of Biological Sciences, Ulsan National Institute of Science & Technology (UNIST), Ulsan, South Korea. Electronic address: parksu@unist.ac.kr.
Goo Taeg OhHeart-Immune-Brain Network Research Center, Department of Life Science, Ewha Womans University, Seoul, 03760, Republic of Korea. Electronic address: gootaeg@ewha.ac.kr.
Ewha Womans University · KRKorea Research Institute of Bioscience and Biotechnology · KRUlsan National Institute of Science and Technology · KRGyeongguk National University · KRKorea Institute of Oriental Medicine · KRPusan National University · KRWashington University in St. Louis · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Ischemic stroke is the leading cause of immortal disability and death worldwide. For treatment in the acute phase, it is necessary to control excessive reactive oxygen species (ROS) damage during ischemia/reperfusion (I/R). Microglia are well known to be closely associated with excessive ROS response in the early stage of I/R. However, the precise roles of microglia associated with mitigating ROS damage, and molecular markers of heterogenetic microglia in the I/R damaged brain has not been clarified. Here, we identified a new type of microglia associated with stroke in the I/R injured brain. Single-cell RNA sequencing (scRNA-seq) was used to assess transcriptional changes of microglia and immune cells in the contralateral (CL) and ipsilateral (IL) hemispheres after transient middle cerebral artery occlusion (tMCAO) surgery to mimic ischemic stroke. We classified a unique type of microglia with enhanced antioxidant function and markers similar to those of disease-associated microglia (DAM), designated them as stroke-associated microglia (SAM). The representative antioxidant enzyme, Peroxiredoxin-1 (Prdx1), was predominantly expressed in SAM and mediated ROS defense genes, including Txn1, Srx1, Mt1, and Mt2. In the Prdx1

Indexed as

Brain IschemiaIschemic StrokePeroxiredoxinsStrokeAnimalsAntioxidantsMiceMicrogliaReactive Oxygen SpeciesAntioxidantsPeroxiredoxinsPrdx1 protein, mouseReactive Oxygen SpeciesIschemic strokePeroxiredoxin-1 (Prdx1)Reactive oxygen species (ROS)Single cell RNA sequencingStroke-associated microglia (SAM)

Identifiers

PMID35688114
PMCPMC9184746
OpenAlexW4281490558

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.